/*
 *  Copyright 2008 Danny Lagrouw
 *  
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License. 
 */
package org.bastion.service;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;

/**
 * JMS implementation of the queue service.
 * 
 * @author Danny
 */
public class JmsService implements QueueService {

    private final ConnectionFactory connectionFactory;

    private final Destination destination;

    public JmsService(ConnectionFactory connectionFactory, Destination destination) {
        this.connectionFactory = connectionFactory;
        this.destination = destination;
    }

    public void send(String messageText) throws Exception {
        Connection connection = null;
        try {
            connection = connectionFactory.createConnection();
            Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
            MessageProducer producer = session.createProducer(destination);
            TextMessage message = session.createTextMessage(messageText);
            producer.send(message);
        } finally {
            if (connection != null) {
                connection.close();
            }
        }
    }

}
